Flow price: --
9eec5ea8c64f14a1016198eb0ca60cb2bb0facaa0bf18425a0c31275ab8b0c27

Transaction

Hash: 9eec5ea8c64f14a1016198eb0ca60cb2bb0facaa0bf18425a0c31275ab8b0c27
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9eec5ea8c64f14a1016198eb0ca60cb2bb0facaa0bf18425a0c31275ab8b0c27:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9eec5ea8c64f14a1016198eb0ca60cb2bb0facaa0bf18425a0c31275ab8b0c27
Status:
ERROR
Block height:
40056101
Block id:
eecfef7143b664be48f2b7739dfc356001c9f6f9baf393a661c539e99997afc2
Timestamp:
Monday 31 October 2022 at 16:14:44 UTC
()
Proposer:
Authorizers:
Gas used:
62